/*
 * Copyright 2019 http4s.org
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

package org.http4s
package laws

import cats.laws._
import org.http4s.util.Renderer

trait HttpCodecLaws[A] {
  implicit def C: HttpCodec[A]

  def httpCodecRoundTrip(a: A): IsEq[ParseResult[A]] =
    C.parse(Renderer.renderString(a)) <-> Right(a)
}

object HttpCodecLaws {
  def apply[A](implicit httpCodecA: HttpCodec[A]): HttpCodecLaws[A] =
    new HttpCodecLaws[A] {
      val C: HttpCodec[A] = httpCodecA
    }
}
